>From: Vadim Fedorenko <[email protected]> >Sent: Tuesday, October 29, 2024 12:30 PM > >On 28/10/2024 20:47, Arkadiusz Kubalewski wrote: >> HW support of PTP/timesync solutions in network PHY chips can be >> achieved with two different approaches, the timestamp maybe latched >> either in the beginning or after the Start of Frame Delimiter (SFD) [1]. >> >> Allow ptp device drivers to provide user with control over the timestamp >> latch point. >> >> [1] https://www.ieee802.org/3/cx/public/april20/tse_3cx_01_0420.pdf > >I just wonder should we add ethtool interface to control this feature. >As we are adding it for phy devices, it's good idea to have a way to >control it through eth device too. WDYT?
Seems doable, I guess somehow expand the controllability being added right now with this series: https://lore.kernel.org/netdev/[email protected]/#r Or some other idea?
